What is working principal of V.C.B., O.C.B., A.C.B & Over load
relay?
Answer Posted / priti ranjan mohapatra
V.c.b - it stands for vaccum circuit breaker. It used in mv line as 36, 33 kv. In this the contact point of the cb remains in vaccum when it is off.
| Is This Answer Correct ? | 8 Yes | 8 No |
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